Cookie Monster character jug produced in China by Enesco of Itasca, Illinois, in 1993. Cookie Monster is a blue Muppet character on the long-running children's television show Sesame Street. In a 2004 song, and later in an interview in 2017, Cookie Monster revealed his real name as "Sid". He is best known for his voracious appetite and his famous eating catchphrases, such as "Me want cookie!" As his name suggests, his preferred food is cookies; though he eats almost anything, including inedible objects. Chocolate chip cookies are his favorite kind. Despite his voracious appetite for cookies, Cookie Monster shows awareness of healthy eating habits for young children and also enjoys fruits and vegetables.